water treatment regulations

Wastewater: Arizona’s Advanced Water Purification rules approved

Arizona approves Advanced Water Purification rules, paving the way for safer, sustainable drinking water amid growing demand and drought challenges.

Western-Water is for laypeople who are interested in general water news and their water rights. Managed by a water paralegal with over 30 years' experience in Arizona water issues, you'll find calculators, tips and general information geared for water users in the Colorado River states. Do not rely on this site for legal advice. The picture was taken while hiking at Aravaipa Canyon, a must see!

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